2 sentences

1. 他用奋斗书写了绚烂的人生篇章。

   tā yòng fèn​dòu shū​xiě le xuàn​làn de rén​shēng piān​zhāng.

   He wrote a brilliant chapter of his life through hard work.

   Source: Dong Chinese Dictionary

2. 国庆节之夜，天空充满了绚烂的烟火。

   Guó​qìng​jié zhī yè, tiān​kōng chōng​mǎn le xuàn​làn de yān​huo.

   On National Day night, the sky was filled with brilliant fireworks.

   Source: Dong Chinese Dictionary